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Research on Finite Element Simulation and Recrystallization of Laser Shock Peened Nickel-Based Single-Crystal Superalloy
As the key material of aero-engine turbine blades, nickel-based single-crystal superalloys are in long-term service under high temperature, high...
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Effect of Magnetic Field Configuration on Stray-Crystal Formation with Different Platform Sizes during Directional Solidification of Single-Crystal Superalloy
The magnetic field is an effective means to control the solidification structure and the defects of metal and semiconductor crystals. This work...
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Uniformity of the Dendritic Microstructure in Large-Sized Single-Crystal Superalloy Blades
The distribution of the dendrite arrays and the primary dendrite arm spacing (PDAS) in large-sized single-crystal superalloy blade was investigated...
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Influence of Microstructural Homogenization on the Localized Deformation Behavior of Single-Crystal Ni-Based Superalloy, CMSX-4
CMSX-4 is a technically important Ni-based superalloy which is used for various niche applications in the aerospace industries, owing to its...
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Robust joining of FGH98 superalloy to DD5 single crystal by modulating interdiffusion behavior with Ni/high-entropy alloy hybrid interlayer
FGH98 superalloys and DD5 single crystals are highly desired to work together in high-temperature service environments. In this study, the FGH98-DD5...
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Study on the relationship between TCP phase and AlN phase in a fourth-generation single-crystal superalloy
The enhanced mechanical properties of Ni-based single-crystal superalloys induced by refractory elements such as Re, Wo, Mo, etc. are essential for...
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High-temperature oxidation behavior of a single-crystal high-entropy superalloy strengthened by dense intermetallic nanoparticles
The oxidation behavior of a newly developed single-crystal L1 2 -strengthened Co-rich high-entropy superalloy, Co 41 Ni
35 Al 11.5 Ta 2.5 Cr 4 Ti 6 (at%), was...
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Tribological Behavior of a Shot-Peened Nickel-Based Single Crystal Superalloy at High Temperature
The tribological behavior of a nickel-based single crystal superalloy treated by shot-peening has been investigated. Friction tests under three...
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Creep Durability of Ni-Base Single Crystal Superalloy Containing Pb Impurity
The effect of Pb on the creep properties of Ni-base single crystal superalloy was evaluated and compared with the reference data of polycrystalline...
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Microstructures and Mechanical Behaviors of Ni-Based Single-Crystal Superalloy DD90 Joints Brazed with a Co-Based Interlayer
A third-generation nickel-based single-crystal superalloy, DD90, was brazed with a Co-based filler alloy under vacuum conditions. The microstructural...
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On Synergistic Effects of Hierarchical γ′ Precipitates and Discontinuous Plastic Flow in a Ni-based Single Crystal Superalloy with an [001] Orientation
AbstractA discontinuous plastic flow is detected in a single-crystal superalloy with an [001] orientation during tensile tests over a wide...
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Effect of Solution Heat-Treatment on the Oxidation Resistance of Ni-Base Single-Crystal Superalloy
To clarify the effect of solution heat-treatment on the oxidation resistance of Ni-base single-crystal superalloy TMS-238, the evaluation of...
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Improvement of Oxidation Resistance for Ni-Base Single Crystal Superalloy TMS-238 by Suppression of Sb Segregation at Oxide/Substrate Interface Using CaO
Impurity Sb degrades the oxidation resistance of Ni-base superalloys after Al 2 O 3 crucible melting. The purpose of this study is to clarify the effect...
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Characterization of Distribution of Microstructure and Micro-mechanical Properties of Nickel-Based Single Crystal Superalloy Within the Shot-Peened Layer
Distributions of hardness, elastic modulus, yield strength, and residual stress within the shot-peened layer of nickel-based single crystal...
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Control of the Molten Pool Morphology and Crystal Growth Behavior in Laser Powder Deposition of Single-Crystal Superalloy via Adjusting the Defocusing Amount and Scanning Speed
Stably controlling the monocrystalline nature in the repaired zone is a longstanding challenge for the laser additively repair of single-crystal...
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Effect of Femtosecond Laser Drilling on the Fatigue Properties of the Third-Generation Single-Crystal Superalloy DD9
Film holes can effectively reduce the surface temperature of aeroengine turbine blades, but it will damage the continuous surface and have a negative...
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Laser Surface Modification of Single-Crystal Nickel-Based Superalloy: Geometry, Microstructure, Crack Morphology, and Microhardness
The present work investigates the surface modification of a second-generation, SX nickel-based superalloy by using a continuous wave laser with...
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Atomistic Evolution of Hf2S/γ′ Interfaces in a Hf-containing Ni-based Single-Crystal Superalloy
The evolution of interfacial structures of needle-like sulfides in a Hf-containing Ni-based single-crystal superalloy has been studied with a...
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The effect of oxidation on microstructures of a Ni-based single crystal superalloy during heat-treatment and simulated service conditions
Understanding the oxidation of Ni-based single crystal (SX) superalloys is significantly important because oxidation can damage the microstructure...
